(Science: anatomy, muscle) a flat muscle on either side of the tongue, connecting it with the hyoid bone.
origin, body and greater horn of hyoid bone; insertion, side of the tongue; action, retracts and pulls down side of tongue; nerve supply, motor by hypoglossal, sensory by lingual.
Synonym: musculus hyoglossus, hyoglossal muscle, hyoglossus.
Origin: NL, fr. Hyo- hyo- – gr. Tongue.